Most people who enjoy travelling believe that travel ______ not only our bodies but also our minds.
We will keep you _____ of our progress and look forward to hearing from you..
Whatever I explained to them, they insisted ________ to the party.
--Mary, where are you? I need your help!--Ok, Mum. I ___________.
--Jim is a little upset recently.--No wonder! He is __________.
Whenever you are in trouble, you may ________ Mike. He is helpful.